For dealing with DAGs and causal inference. See [Hernan video](https://courses.edx.org/courses/course-v1:HarvardX+PH559x+3T2017/courseware/6371dc68cfa04a9ab13947fdfec0f65c/c09e2cd6c66943058255982f1c3ee3b7/2?activate_block_id=block-v1%3AHarvardX%2BPH559x%2B3T2017%2Btype%40vertical%2Bblock%40e705b29c81c8422f9bba22b8e983464a) for a quick overview [dyw323_supp.pdf](https://github.com/brad-cannell/bfuncs/files/2948619/dyw323_supp.pdf)
For dealing with DAGs and causal inference. See Hernan video for a quick overview
dyw323_supp.pdf